1 янв 1948 г. - The 1980-the 2000s: The Digital Hearing Aid Age

Описание:

By the time the 1980s rolled around, companies started introducing digital signal processors (DSPs) into their hearing aid designs. The form factor shrank substantially and the proliferation of channels and bands allowed for vastly more granular sound filtering and amplification. DSPs are the cornerstone of today’s hearing aids, making up the vast majority of sales in the US.